West, S. A.; Griffin, A. S.; Gardner, A.; Diggle, S. P. (2006). "Social evolution theory for microorganisms". Nature Reviews Microbiology. 4 (8): 597–607. doi:10.1038/nrmicro1461. PMID16845430.
Schwartz, M. W.; Hoeksema, J. D (1998). "Specialization and resource trade: biological markets as a model of mutualisms". Ecology. 79 (3): 1029–1038. doi:10.1890/0012-9658(1998)079[1029:sartbm]2.0.co;2.
Számadó, S. (2000). "Cheating as a mixed strategy in a simple model of aggressive communication". Animal Behaviour. 59 (1): 221–230. doi:10.1006/anbe.1999.1293. PMID10640384.
Santorelli, L.A.; Thompson, C. R.; Villegas, E.; Svetz, J.; Dinh, C.; Parikh, A.; Sucgang, R.; Kuspa, A.; Strassmann, J.E.; Queller, D.C.; Shaulsky, G. (2008). "Facultative cheater mutants reveal the genetic complexity of cooperation in social amoebae". Nature. 451 (7182): 1107–1110. Bibcode:2008Natur.451.1107S. doi:10.1038/nature06558. PMID18272966.
Li, S.I.; Purugganan, M.D. (2011). "The cooperative amoeba: Dictyostelium as a model for social evolution". Trends Genet. 27 (2): 48–54. doi:10.1016/j.tig.2010.11.003. PMID21167620.
Bshary, R.; Grutter, A.S. (2002). "Asymmetric cheating opportunities and partner control in a cleaner fish mutualism". Animal Behaviour. 63 (3): 547–555. doi:10.1006/anbe.2001.1937.
Kikuta, N.; Tsuji, K. (1999). "Queen and worker policing in the monogynous and monandrous ant, Diacamma sp". Behavioral Ecology and Sociobiology. 46 (3): 180–189. doi:10.1007/s002650050608.
Pellmyr, O.; Huth, C. J. (1994). "Evolutionary stability of mutualism between yuccas and yucca moths". Nature. 372 (6503): 257–260. Bibcode:1994Natur.372..257P. doi:10.1038/372257a0.
Pellmyr, O.; Huth, C. J. (1994). "Evolutionary stability of mutualism between yuccas and yucca moths". Nature. 372 (6503): 257–260. Bibcode:1994Natur.372..257P. doi:10.1038/372257a0.
West, S. A.; Griffin, A. S.; Gardner, A.; Diggle, S. P. (2006). "Social evolution theory for microorganisms". Nature Reviews Microbiology. 4 (8): 597–607. doi:10.1038/nrmicro1461. PMID16845430.
Számadó, S. (2000). "Cheating as a mixed strategy in a simple model of aggressive communication". Animal Behaviour. 59 (1): 221–230. doi:10.1006/anbe.1999.1293. PMID10640384.
Santorelli, L.A.; Thompson, C. R.; Villegas, E.; Svetz, J.; Dinh, C.; Parikh, A.; Sucgang, R.; Kuspa, A.; Strassmann, J.E.; Queller, D.C.; Shaulsky, G. (2008). "Facultative cheater mutants reveal the genetic complexity of cooperation in social amoebae". Nature. 451 (7182): 1107–1110. Bibcode:2008Natur.451.1107S. doi:10.1038/nature06558. PMID18272966.
Li, S.I.; Purugganan, M.D. (2011). "The cooperative amoeba: Dictyostelium as a model for social evolution". Trends Genet. 27 (2): 48–54. doi:10.1016/j.tig.2010.11.003. PMID21167620.